manifold/web/components/amount-input.tsx
2022-01-31 17:05:01 -08:00

90 lines
2.3 KiB
TypeScript

import clsx from 'clsx'
import { useUser } from '../hooks/use-user'
import { formatMoney } from '../../common/util/format'
import { AddFundsButton } from './add-funds-button'
import { Col } from './layout/col'
import { Row } from './layout/row'
export function AmountInput(props: {
amount: number | undefined
onChange: (newAmount: number | undefined) => void
error: string | undefined
setError: (error: string | undefined) => void
minimumAmount?: number
disabled?: boolean
className?: string
inputClassName?: string
// Needed to focus the amount input
inputRef?: React.MutableRefObject<any>
}) {
const {
amount,
onChange,
error,
setError,
disabled,
className,
inputClassName,
minimumAmount,
inputRef,
} = props
const user = useUser()
const onAmountChange = (str: string) => {
const amount = parseInt(str.replace(/[^\d]/, ''))
if (str && isNaN(amount)) return
onChange(str ? amount : undefined)
if (user && user.balance < amount) {
setError('Insufficient balance')
} else if (minimumAmount && amount < minimumAmount) {
setError('Minimum amount: ' + formatMoney(minimumAmount))
} else {
setError(undefined)
}
}
const remainingBalance = Math.max(0, (user?.balance ?? 0) - (amount ?? 0))
return (
<Col className={className}>
<label className="input-group">
<span className="text-sm bg-gray-200">M$</span>
<input
className={clsx(
'input input-bordered',
error && 'input-error',
inputClassName
)}
ref={inputRef}
type="number"
placeholder="0"
maxLength={9}
value={amount ?? ''}
disabled={disabled}
onChange={(e) => onAmountChange(e.target.value)}
/>
</label>
{error && (
<div className="font-medium tracking-wide text-red-500 text-xs whitespace-nowrap mr-auto self-center mt-4">
{error}
</div>
)}
{user && (
<Col className="text-sm mt-3">
<div className="text-gray-500 whitespace-nowrap mb-2">
Remaining balance
</div>
<Row className="gap-4">
<div>{formatMoney(Math.floor(remainingBalance))}</div>
{user.balance !== 1000 && <AddFundsButton />}
</Row>
</Col>
)}
</Col>
)
}